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Assertion: When 10g of CaCO3 is decomposed ,5.6 of residue is leftand 4.4 g of CO2

Assertion: When 10g of CaCO3 is
decomposed ,5.6 of residue is leftand 4.4 g of CO2 escapes. Reason:law of conservation of mass isfollowedIf both assertion and reason are trueO but reason is the correct explanationof assertionIf both assertion and reason are truebut reason is not the correctexplanation of assertionIf assertion is but reason is falseIf assertion is false and reason istrue.​

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